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<?php
require_once("include/oembed.php");
require_once('include/event.php');
function stripcode_br_cb($s) {
return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
}
function tryoembed($match){
$url = ((count($match)==2)?$match[1]:$match[2]);
// logger("tryoembed: $url");
$o = oembed_fetch_url($url);
//echo "<pre>"; var_dump($match, $url, $o); killme();
if ($o->type=="error") return $match[0];
$html = oembed_format_object($o);
return $html; //oembed_iframe($html,$o->width,$o->height);
}
// BBcode 2 HTML was written by WAY2WEB.net
// extended to work with Mistpark/Friendica - Mike Macgirvin
function bbcode($Text,$preserve_nl = false) {
// Extract a single private image which uses data url's since preg has issues with
// large data sizes. Stash it away while we do bbcode conversion, and then put it back
// in after we've done all the regex matching. We cannot use any preg functions to do this.
$saved_image = '';
$img_start = strpos($Text,'[img]data:');
$img_end = strpos($Text,'[/img]');
if($img_start !== false && $img_end !== false && $img_end > $img_start) {
$start_fragment = substr($Text,0,$img_start);
$img_start += strlen('[img]');
$saved_image = substr($Text,$img_start,$img_end - $img_start);
$end_fragment = substr($Text,$img_end + strlen('[/img]'));
// logger('saved_image: ' . $saved_image,LOGGER_DEBUG);
$Text = $start_fragment . '[$#saved_image#$]' . $end_fragment;
}
// If we find any event code, turn it into an event.
// After we're finished processing the bbcode we'll
// replace all of the event code with a reformatted version.
$ev = bbtoevent($Text);
// Replace any html brackets with HTML Entities to prevent executing HTML or script
// Don't use strip_tags here because it breaks [url] search by replacing & with amp
$Text = str_replace("<", "<", $Text);
$Text = str_replace(">", ">", $Text);
// Convert new line chars to html <br /> tags
$Text = nl2br($Text);
if($preserve_nl)
$Text = str_replace(array("\n","\r"), array('',''),$Text);
// Set up the parameters for a URL search string
$URLSearchString = "^\[\]";
// Set up the parameters for a MAIL search string
$MAILSearchString = $URLSearchString;
// Perform URL Search
$Text = preg_replace("/([^\]\=]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="external-link">$2</a>', $Text);
$Text = preg_replace_callback("/\[bookmark\=([^\]]*)\].*?\[\/bookmark\]/ism",'tryoembed',$Text);
$Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$Text);
$Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);
$Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="external-link">$1</a>', $Text);
$Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="external-link">$2</a>', $Text);
//$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
// Perform MAIL Search
$Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
$Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
// Check for bold text
$Text = preg_replace("(\[b\](.*?)\[\/b\])ism",'<strong>$1</strong>',$Text);
// Check for Italics text
$Text = preg_replace("(\[i\](.*?)\[\/i\])ism",'<em>$1</em>',$Text);
// Check for Underline text
$Text = preg_replace("(\[u\](.*?)\[\/u\])ism",'<u>$1</u>',$Text);
// Check for strike-through text
$Text = preg_replace("(\[s\](.*?)\[\/s\])ism",'<strike>$1</strike>',$Text);
// Check for over-line text
$Text = preg_replace("(\[o\](.*?)\[\/o\])ism",'<span class="overline">$1</span>',$Text);
// Check for colored text
$Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism","<span style=\"color: $1;\">$2</span>",$Text);
// Check for sized text
$Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1;\">$2</span>",$Text);
// Check for list text
if(stristr($Text,'[/list]'))
$Text = str_replace("[*]", "<li>", $Text);
if(stristr($Text,'[/list]'))
$Text = str_replace("[*]", "<li>", $Text);
$Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>' ,$Text);
$Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>' ,$Text);
$Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>' ,$Text);
$Text = preg_replace("/\[list=i\](.*?)\[\/list\]/sm",'<ul class="listlowerroman" style="list-style-type: lower-roman;">$1</ul>' ,$Text);
$Text = preg_replace("/\[list=I\](.*?)\[\/list\]/sm", '<ul class="listupperroman" style="list-style-type: upper-roman;">$1</ul>' ,$Text);
$Text = preg_replace("/\[list=a\](.*?)\[\/list\]/sm", '<ul class="listloweralpha" style="list-style-type: lower-alpha;">$1</ul>' ,$Text);
$Text = preg_replace("/\[list=A\](.*?)\[\/list\]/sm", '<ul class="listupperalpha" style="list-style-type: upper-alpha;">$1</ul>' ,$Text);
$Text = preg_replace("/\[li\](.*?)\[\/li\]/sm", '<li>$1</li>' ,$Text);
$Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>' ,$Text);
$Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>' ,$Text);
$Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>' ,$Text);
$Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>' ,$Text);
$Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>' ,$Text);
// Check for font change text
$Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm","<span style=\"font-family: $1;\">$2</span>",$Text);
// Declare the format for [code] layout
$Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism",'stripcode_br_cb',$Text);
$CodeLayout = '<code>$1</code>';
// Check for [code] text
$Text = preg_replace("/\[code\](.*?)\[\/code\]/ism","$CodeLayout", $Text);
// Declare the format for [quote] layout
$QuoteLayout = '<blockquote>$1</blockquote>';
// Check for [quote] text
$Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism","$QuoteLayout", $Text);
// [img=widthxheight]image source[/img]
$Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="height: $2px; width: $1px;" >', $Text);
// Images
// [img]pathtoimage[/img]
$Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
// Try to Oembed
$Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
$Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
// html5 video and audio
$Text = preg_replace("/\[video\](.*?)\[\/video\]/ism", '<video src="$1" controls="controls" width="425" height="350"><a href="$1">$1</a></video>', $Text);
$Text = preg_replace("/\[audio\](.*?)\[\/audio\]/ism", '<audio src="$1" controls="controls"><a href="$1">$1</a></audio>', $Text);
$Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="425" height="350"><a href="$1">$1</a></iframe>', $Text);
// Youtube extensions
$Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
$Text = preg_replace_callback("/\[youtube\](www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);
$Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism",'tryoembed',$Text);
$Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
$Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
$Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text);
$Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '<iframe width="425" height="350" src="http://www.youtube.com/embed/$1" frameborder="0" ></iframe>', $Text);
$Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
$Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text);
$Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
$Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text);
$Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '<iframe width="425" height="350" src="http://player.vimeo.com/video/$1" frameborder="0" ></iframe>', $Text);
// $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
// oembed tag
$Text = oembed_bbcode2html($Text);
// If we found an event earlier, strip out all the event code and replace with a reformatted version.
if(x($ev,'desc') && x($ev,'start')) {
$sub = format_event_html($ev);
$Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",$sub,$Text);
$Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism",'',$Text);
$Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
$Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
$Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
}
// fix any escaped ampersands that may have been converted into links
$Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
if(strlen($saved_image))
$Text = str_replace('[$#saved_image#$]','<img src="' . $saved_image .'" alt="' . t('Image/photo') . '" />',$Text);
call_hooks('bbcode',$Text);
return $Text;
}
|
